Search found 39 matches

by mehdikia2519
Fri Jan 17, 2014 10:20 pm
Forum: OpenSees.exe Users
Topic: use more than one processor in parallel system returns error
Replies: 4
Views: 1435

Re: use more than one processor in parallel system returns e

hello fmk
SuperLU is used . your mean the only option for me is Mumps solver ?
by mehdikia2519
Fri Jan 17, 2014 9:54 pm
Forum: OpenSees.exe Users
Topic: why system SparseGEN doese not work in OpenSees 2.4.3 ?
Replies: 3
Views: 492

Re: why system SparseGEN doese not work in OpenSees 2.4.3 ?

hello fmk
your guess is true , i run openSeesSP . your mean is SparseGEN does not work in parallel application ?
by mehdikia2519
Fri Jan 17, 2014 12:36 am
Forum: OpenSees.exe Users
Topic: why system SparseGEN doese not work in OpenSees 2.4.3 ?
Replies: 3
Views: 492

why system SparseGEN doese not work in OpenSees 2.4.3 ?

dear fmk A model which is used " system SparseGEN " command was developed . the model is run with latest version of opensees ( i.e. OpenSees 2.4.3 ) and the following errors return : DistributedSuperLU::DistributedSuperLU(int npR, int npC) commands.cpp: DistributedSuperLU commands.cpp: DistributedSp...
by mehdikia2519
Fri Jan 17, 2014 12:00 am
Forum: OpenSees.exe Users
Topic: use more than one processor in parallel system returns error
Replies: 4
Views: 1435

use more than one processor in parallel system returns error

dear fmk when a model is run in a parallel system with one processor ( i.e. " mpiexec -np 1 OpenSeesSP pushover.tcl " ) , there is no problem but when more than one processor is used ( i.e. " mpiexec -np 2 OpenSeesSP pushover.tcl ") the following errors return Slave Process Running 1 StaticDomainDec...
by mehdikia2519
Tue Jan 14, 2014 10:06 am
Forum: Parallel Processing
Topic: access mpirun instead mpiexec
Replies: 1
Views: 1612

access mpirun instead mpiexec

hello everybody According to the documentation on the web for using Opensees parallel executable (i.e. OpenSeesSP) it is necessary to install MPICH2 to have mpirun .it is done but i have mpiexec on my computer instead of mpirun so it is not possible for me to run openseessp . is there somebody to te...
by mehdikia2519
Mon Jan 06, 2014 11:35 pm
Forum: Parallel Processing
Topic: invalid command name " mpirun"
Replies: 5
Views: 3255

Re:why invalid command name " mpirun"

Dear fmk I read the Documentation described openseesSp and OpenSeesMp use, additional commands, modified commands, and some examples (http://opensees.berkeley.edu/OpenSees/parallel/parallel.php ) completely . according to this document (section 4.2) it is possible to use the script that is exactly t...
by mehdikia2519
Sun Jan 05, 2014 9:28 pm
Forum: Parallel Processing
Topic: invalid command name " mpirun"
Replies: 5
Views: 3255

Re: invalid command name " mpirun"

dear brag006
thanks for your help but i don't understand your mean . can you explain more in detail ?
by mehdikia2519
Sun Jan 05, 2014 10:05 am
Forum: Parallel Processing
Topic: invalid command name " mpirun"
Replies: 5
Views: 3255

invalid command name " mpirun"

dear fmk when OpenSeesSP interpreter is run from the command line with the command " mpirun -np 7 OpenSeesSingleParallelInterpreter ida.txt " , It returns the invalid command name " mpirun " (look at the openseesSp screen copied in the following ) . what is the reason ? best regard """""""""""""""""...
by mehdikia2519
Fri Jan 03, 2014 7:46 am
Forum: OpenSees.exe Users
Topic: paralleling by opensees
Replies: 1
Views: 355

paralleling by opensees

Hello every body
I want to know How it is possible to parallel all cores of one CPU by opensees software to reduce runtime ? if somebody do this , let me know about the procedure
Thanks a lot in advance for your helps
by mehdikia2519
Fri Nov 15, 2013 10:07 pm
Forum: OpenSees.exe Users
Topic: Modified Ibarra-Medina-Krawinkler Deterioration Model
Replies: 6
Views: 1943

Re: Modified Ibarra-Medina-Krawinkler Deterioration Model

dear hnaderi and barg006
thanks for your attehtion
both suggested teqniques were applied befor , but nothing achived . it is noting , convergence problems remove when other type of model is used .
by mehdikia2519
Mon Nov 11, 2013 12:25 am
Forum: OpenSees.exe Users
Topic: Modified Ibarra-Medina-Krawinkler Deterioration Model
Replies: 6
Views: 1943

Modified Ibarra-Medina-Krawinkler Deterioration Model

dear frank Convergence problem is happened during incremental dynamic analysis when the Modified Ibarra-Medina-Krawinkler Deterioration Model (Bilin Material) is used . it is worthy to note this problem cannot be solved by utilizing the smaller time steps . It would be your kind if you help me with ...
by mehdikia2519
Tue Sep 03, 2013 8:18 pm
Forum: OpenSees.exe Users
Topic: recorder
Replies: 3
Views: 707

Re: recorder

dear frank
some part of your answer about drift was missed . please type it again .
thanks a lot
by mehdikia2519
Mon Sep 02, 2013 2:32 am
Forum: OpenSees.exe Users
Topic: recorder
Replies: 3
Views: 707

recorder

Dear Frank please let me know more in detail about two commands one is drift recorder and the other is nodal acceleration recorder when we use drift recorder , this command calculate difference between displacement at two level i.e.( Displacement at level i+1 - displacement at level i ) or calculate...
by mehdikia2519
Sun May 12, 2013 11:14 pm
Forum: OpenSees.exe Users
Topic: IDA & paralle processor(CPU)
Replies: 1
Views: 754

IDA & paralle processor(CPU)

Dear fmk I hope this email finds you well. you know incremental dynamic analysis (IDA) is a powerful computer -intensive method that offers a comprehensive evaluation of the seismic performance of the structures ,however it is a more time consuming procedure . it seems one of the best solution in or...
by mehdikia2519
Sun May 12, 2013 9:56 pm
Forum: OpenSees.exe Users
Topic: ModIMKPeakOriented & Time History analysis
Replies: 4
Views: 755

Re: ModIMKPeakOriented & Time History analysis

Dear fmk
thanks for your advise